And now it's all this

And now it's all this

Dr. Drang

I just said what I said and it was wrong or was taken wrong

Latest Posts

[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] At the end of yesterday’s post about the combinatorics of the World Cup group stage, I said...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] We’re in the middle of the first set of games in the group stage of the 2026 World Cup, and I’ve...
I took a bike ride this morning on a portion of the I&M Canal Trail from Romeoville to Joliet and back. It’s a fairly short ride, eight miles each way, and that distance got me thinking about using Mathematica to do some calculations...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] After my last post—the one about using Fourier series—I started thinking about how to use...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] We’re finally here, at the end of all things. In this post, we’ll use a Fourier series to get...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] This would have been the last post in the series if I hadn’t realized recently that another...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] We’re in the home stretch of this series, so ANIAT will soon go back to complaining about...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] The biggest problem I face when writing posts in this series is deciding how much background...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] Continuing our series on the many ways to get the center deflection of a uniformly loaded beam,...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] Today we’ll use the Rayleigh-Ritz method again, but this time we’ll avoid dealing with an...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] I just learned that people are listening to music pitched slightly down because it makes them...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] Continuing our trip through various methods to derive the equation for the center deflection of...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] The sixth way we’ll derive the formula for the center deflection of a uniformly loaded simply...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] The next technique we’ll use to derive the formula for the center deflection of a simply...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] The fourth way we’re going to derive the formula for the center deflection of a simply supported...
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